| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.03 | 2.13 | -0.10 |
| Feb | 1.88 | 2.02 | -0.14 |
| Mar | 2.56 | 2.67 | -0.11 |
| Apr | 2.44 | 2.48 | -0.04 |
| May | 4.59 | 5.00 | -0.41 |
| Jun | 3.45 | 3.62 | -0.17 |
| Jul | 2.18 | 2.66 | -0.48 |
| Aug | 2.36 | 2.45 | -0.09 |
| Sep | 3.63 | 3.84 | -0.21 |
| Oct | 3.43 | 3.69 | -0.26 |
| Nov | 2.43 | 2.71 | -0.28 |
| Dec | 1.90 | 2.23 | -0.33 |
32.88 | 35.50 | -2.62 |